I'm working with data that consists of long sequences (the entire human genome, so total sequence length ~3e9). I have 22 files, each containing a sub-sequence between 5e7 and 2.5e8 characters.
For ...

I have function f(x_1,x_2,...,x_n) of many variables. Number of variables is only know at the time of execution. I generated grid to evaluation this function using meshgrid. I need to keep track of ...

I'd like to left outer join two recarrays. The first is a list of entities with a unique key. The second is a list of values, and there can be 0 or more values per entity. My environment requires that ...

I am new in python programming, so forgive me if my questions are too basic. I've been helped a lot by this forum before and thanks to you guys for all your contributions.
This time I have a set of ...

Given a corpus/texts as such:
Resumption of the session
I declare resumed the session of the European Parliament adjourned on Friday 17 December 1999 , and I would like once again to wish you a happy ...

I have a numpy array. How can I convert it to an image type that cv2 can manipulate in OpenCV 3.0? Ex:
smaller = np.empty([h, w])
image = np.zeros_like(smaller)
cv2.fillPoly(image, [cnt], 255)
lines ...

I'm trying to simply plot a numpy array but I'm having troubles, especially with getting the number of ticks and labels right on the x-axis.
I'm dealing with an array named percents that looks like ...

I'm having an issue where numpy (I believe) is breaking float64 on my CentOS 7 machine but not my Centos 5 machine (same script run on each machine). This is quite bizarre as they both access the same ...

I'm attempting to load a large data set. I have ~8k day files, each with arrays of hundreds of measurements. I can load a single day file into a set of numpy arrays, which I store in a dictionary. To ...

numpy has a beautiful function which generate multidimensional grid. It is easy to work with it when number of dimension is low and is known in advance, but what to do when number of dimension is only ...

I'm currently having an issue with Numpy arrays. If this question has already been asked elsewhere, I apologize, but I feel that I have looked everywhere.
My initial issue was that I was attempting ...

How can I make draws and obtain the CDF at certain values x from a continuous triangular distribution with mode=0, lower limit=-1 and upper limit=1. I could not understand how to set the parameters. I ...

What is the proper way to adaptively affect elements of a numpy array? I came up with 2 methods: Using masks, and using numpy's where function:
import numpy as np
from numpy.core.umath_tests import ...